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(11)

EP 2 539 394 A2

(12)

(88) Date of publication A3: 05.01.2012 (43) Date of publication: 02.01.2013 Bulletin 2013/01 (21) Application number: 11748225.7 (22) Date of filing: 28.02.2011

(51) International Patent Classification (IPC):  C08K 3/36(2006.01) C08K 9/06(2006.01) C08L 7/00(2006.01) C08K 5/5415(2006.01) C08L 9/06(2006.01) (86) International application number: PCT/US2011/026448 (87) International publication number: WO 2011/106765 (01.09.2011 Gazette 2011/35)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 16.06.2010 US 355461 P 28.02.2010 US 308985 P (71) Applicant: Bridgestone Corporation Tokyo 104-8340 (JP)	(72) Inventors: PAN, Xiao-Dong Akron, OH 44301 (US) YAN, Yuan-Yong Akron, OH 44301 (US) QIN, Zengquan Akron, OH 44301 (US) (74) Representative: Waldren, Robin Michael et al Marks & Clerk LLP 90 Long Acre London WC2E 9RA London WC2E 9RA (GB)